Posts by Carl McDowell
Westover Rd, Puslinch, Hamilton, interior waterproofing
Property Address: Westover Rd, Puslinch (Hamilton Area), ON Property Type: 1950s bungalow Description of Work: Interior waterproofing was completed in preparation for the construction of a legal basement apartment. Due to the age of the home and groundwater conditions, additional water management was required to meet modern standards and ensure long‑term protection. An interior…
Read MoreMaplehurst Avenue, Oakville, interior waterproofing project
Property Address: Maplehurst Avenue, Oakville, ON Description of Work: Interior waterproofing was completed in a deep basement to address water management issues. The basement did not have any existing floor drains, which limited proper drainage and increased the risk of water accumulation. An interior waterproofing system was installed along the affected areas to control groundwater…
Read MoreElmhurstrst Dr, Rexdale-Kipling, Toronto, exterior waterproofing
Property Address: Elmhurst Dr, Rexdale–Kipling, Toronto, ON Description of Work: Exterior foundation waterproofing was completed around the cold room area of the property to address ongoing water leakage caused by multiple foundation cracks. These cracks were allowing groundwater to penetrate the foundation wall, resulting in moisture issues inside the basement. The exterior foundation was excavated…
Read MoreDolson Ct, Mississauga, ON, exterior waterproofing
Property Address: Dolson Ct, Mississauga, ON Description of Work: Exterior foundation waterproofing was completed to permanently resolve active water leakage caused by large structural cracks in the foundation wall. The property was experiencing water infiltration through these cracks during periods of rainfall and groundwater saturation. Approximately 25 linear feet of exterior foundation wall was fully…
Read Moreclubhouse crt, north York, Backwater valve Installation
Property Address: Clubhouse Crt, North York, ON Description of Work: Following a sewer backup, an exterior backwater valve was installed to protect the property from future sewer backflow. The existing sewer line was accessed, and a new exterior backwater valve was professionally installed in accordance with current municipal and plumbing code requirements. An inspection access…
Read MoreCashmere Ave, Mississauga, ON L5B 2M6, Exterior Waterproofing
Property Address: Cashmere Ave, Mississauga, ON L5B 2M6 Property Type: 1950s bungalow Scope of Work: Exterior waterproofing and drainage upgrades were completed to address ongoing moisture and water infiltration issues common to older foundation systems. Work Performed: Excavated exterior foundation walls to required depth Cleaned and inspected exposed foundation Applied exterior waterproofing membrane to foundation…
Read MoreBurtree Dr, Heart Lake, Brampton, L6Z 3K6 Exterior waterproofing
Project Location: Burtree Dr, Heart Lake, Brampton, ON (L6Z 3K6)Service: Exterior Waterproofing During our inspection, multiple leakage points were identified around the chimney area. These vulnerabilities were allowing water infiltration, which could lead to structural damage and moisture-related issues if left unaddressed. To resolve the problem, we implemented our comprehensive 6-stage exterior waterproofing system. This…
Read MoreWhite Powder on Basement Walls (Efflorescence): What It Means & How to Fix It
If you’ve noticed a white, chalky residue on a basement wall, you’re probably looking at efflorescence. It often gets mistaken for mould, but it’s usually a mineral deposit left behind when moisture moves through concrete, block, brick, or mortar and then dries at the surface. It’s not the powder itself that matters most. It’s the…
Read MoreHow to Tell If Your Basement Needs Waterproofing (10 Warning Signs)
Interior of a basement showing different signs to why basements leak It’s easy to miss early signs, but catching these visible signs of foundation problems can save thousands in the long run. Keep an eye out for: 1. Visible cracks in basement walls or floors 2. Cracked foundation walls. 3. Minor cracks that may develop…
Read MoreHow to Waterproof a Basement from the Inside: Step-by-Step Guide
A wet basement isn’t just an inconvenience — in the Greater Toronto Area, it’s a structural threat, a health hazard, and one of the costliest problems a homeowner can face. Ontario flooding events have resulted in over $2.4 billion in home insurance claims in 2025, according to the Insurance Bureau of Canada, making basement protection…
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